新增：新合并请求列表接口

app/controllers/api/v1/projects/pulls_controller.rb

@@ -0,0 +1,19 @@
+class Api::V1::Projects::PullsController < Api::V1::BaseController
+  before_action :require_public_and_member_above
+
+  def index  
+    @pulls = Api::V1::Projects::Pulls::ListService.call(@project, query_params)
+    @pulls = kaminari_paginate(@pulls)
+  end
+
+  before_action :load_pull_request, only: [:show] 
+
+  def show 
+   
+  end
+
+  private 
+  def query_params 
+    params.permit(:status, :keyword, :priority_id, :issue_tag_id, :version_id, :reviewer_id, :sort_by, :sort_direction)
+  end
+end